Sections are required for all multi-span systems. Frame height, mullion length, splice joint, system depth & anchor heights will all be given on the section drawings supplied by the Rocco Company. Being an exact cut through the elevation itself at a specific point sections reflect the true working capability of a multi-span system as it relates to & adheres to the building structure itself. Callouts to details pertaining to fastening & splicing will be shown on the sections as will a large amount of the engineering notes when required.